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git.argeo.org Git - lgpl/argeo-commons.git/blob - ui/specific/OpenFile.java
2 * Copyright (C) 2007-2012 Argeo GmbH
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org
.argeo
.eclipse
.ui
.specific
;
18 import org
.apache
.commons
.logging
.Log
;
19 import org
.apache
.commons
.logging
.LogFactory
;
20 import org
.eclipse
.core
.commands
.AbstractHandler
;
21 import org
.eclipse
.core
.commands
.ExecutionEvent
;
22 import org
.eclipse
.core
.commands
.ExecutionException
;
23 import org
.eclipse
.rap
.rwt
.RWT
;
24 import org
.eclipse
.rap
.rwt
.client
.service
.UrlLauncher
;
27 * RWT specific command handler to open a file retrieved from the server. It
28 * forwards the request to the correct service after encoding file name and path
32 * The parameter "URI" is used to determine the correct file service, the path
33 * and the file name. An optional file name can be precized to present a
34 * different file name as the one used to retrieve it to the end user.
38 * Various instances of this handler with different command ID might coexist in
39 * order to provide context specific download service.
43 * The instance specific service is called by its ID and must have been
47 public class OpenFile
extends AbstractHandler
{
48 private final static Log log
= LogFactory
.getLog(OpenFile
.class);
50 /* DEPENDENCY INJECTION */
51 private String openFileServiceId
;
53 public final static String PARAM_FILE_NAME
= OpenFileService
.PARAM_FILE_NAME
;
54 public final static String PARAM_FILE_URI
= OpenFileService
.PARAM_FILE_URI
; // "param.fileURI";
56 public Object
execute(ExecutionEvent event
) throws ExecutionException
{
57 String fileName
= event
.getParameter(PARAM_FILE_NAME
);
58 String fileUri
= event
.getParameter(PARAM_FILE_URI
);
61 if (fileUri
== null || "".equals(fileUri
.trim())
62 || openFileServiceId
== null
63 || "".equals(openFileServiceId
.trim()))
66 StringBuilder url
= new StringBuilder();
67 url
.append(RWT
.getServiceManager().getServiceHandlerUrl(
70 url
.append("&").append(PARAM_FILE_NAME
).append("=");
72 url
.append("&").append(PARAM_FILE_URI
).append("=");
75 String downloadUrl
= url
.toString();
76 if (log
.isTraceEnabled())
77 log
.debug("URL : " + downloadUrl
);
79 UrlLauncher launcher
= RWT
.getClient().getService(UrlLauncher
.class);
80 launcher
.openURL(downloadUrl
);
84 /* DEPENDENCY INJECTION */
85 public void setOpenFileServiceId(String openFileServiceId
) {
86 this.openFileServiceId
= openFileServiceId
;